The trade negotiations between China and the US remained uncertain. US negotiators stated that talks with Beijing concluded on Tuesday, but the suspension of additional tariffs will not take effect until signed by US President Donald Trump. The three major US stock indices closed lower on Tuesday. The S&P 500 closed slightly down by 18 points or 0.3%, at 6,370; the Nasdaq ended down 80 points or 0.4%, at 21,098; the DJIA closed down 204 points or 0.5%, at 44,632.Related NewsInitial Jobless Claims for Jul/26 in United States is 218K, higher than the previous value of 217K. The forecast was 224K.This week is pivotal for the quarterly earnings announcements to be made by US-listed companies, with four major techs among the "Magnificent Seven" set to report earnings on Wednesday and Thursday. Tesla (TSLA.US) dipped 1.4%, and Apple (AAPL.US) , which will announce earnings this week, also subsided. Nvidia (NVDA.US) set a new high but finished down 0.7%.(Real-time Streaming US Stocks Quote; Except All OTC quotes are at least 15 minutes delayed.)